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Chaudhary Charan Singh Haryana Agricultural University, Hisar

Chaudhary Charan Singh Haryana Agricultural University popularly known as HAU, is one of Asia's biggest agricultural universities, located at Hisar in the Indian state of Haryana. It is named after India's seventh Prime Minister, Chaudhary Charan Singh. It is a leader in agricultural research in India and contributed significantly to Green Revolution and White Revolution in India in the 1960s and 70s. It has a very large campus and has several research centres throughout the state. It won the Indian Council of Agricultural Research's Award for the Best Institute in 1997. HAU was initially a campus of Punjab Agricultural University, Ludhiana. After the formation of Haryana in 1966, it became an autonomous institution on February 2, 1970 through a Presidential Ordinance, later ratified as Haryana and Punjab Agricultural Universities Act, 1970, passed by the Lok Sabha on March 29, 1970. A. L. Fletcher, the first Vice-Chancellor of the university, was instrumental in its initial growth.

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Subject: Horticulture × Author: Amar Nath Singh × Start date: 2010 × Type: Thesis × Thesis Type: Ph.D ×
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    ThesisItemOpen Access
    Studies on flowering and fruiting behaviour of guava, (Psidium guajava L.)
    (CCSHAU, 2014) Amar Nath Singh; Bhatia, S.K.
    The present investigations entitled Studies on flowering and fruiting behaviour of guava (Psidium guajava L.) , was carried out on the eight year old guava trees cv. Hisar Safeda planted at a spacing of 6 m x 6 m in orchard at Department of Horticulture, Chaudhary Charan Singh Haryana Agricultural University, Hisar during the year 2013-14. The tagging was done on fifth and 20th day of every month on the three branches in different directions on guava trees. The T1 is marked for the date 05/01/2013, T2 for 20/01/2013, T3 for 05/02/2013 and up to T24 (20/12/2013). The highest flowering (38.00) and fruit yield (23.43 kg/plant) were recorded in T8 (20/04/13) whereas it was minimum in T4 (20/02/13) and T3 (05/02/13), respectively. The maximum days required for fruit set were (14.33) observed in T1 (05/01/13) and minimum in T8 (20/04/13). The maximum fruit set percentage (82.00) was observed in T22 (20/11/13) whereas it was minimum in T10 (20/05/13). The maximum days required for fruit ripening (131.33) was observed in T20 (20/10/13) and minimum in T9 (05/05/13). The minimum fruit drop percentage was observed in T19 (05/10/13) and it was maximum in T8 (20/04/13). The highest TSS (12.84%) and ascorbic acid (207.76 mg/100g) content was observed in the fruits of T16 (20/08/13) and T15 (05/08/13), respectively. The acidity was found lowest (0.45%) in T16 (20/08/13). The pectin content was found maximum (0.74 %) in T19 (5/10/13) and minimum in T1 (05/01/13). The maximum fruit weight (158.52 g) was recorded in T15 (5/08/13) whereas it was minimum in T3 (05/02/13). The 100 seed weight (1.15 g) and number of seeds per fruit were (390.9) were found maximum in T18 (20/09/13) and T17 (05/09/13) and it was minimum in T1 (05/01/13) and T8 (20/04/13), respectively.